OpenTechnical

OT-2026-000018986

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000018986) never changes.

Identity and time

Publication numberOT-2026-000018986 · never reused
Internal UUID01a0ae6e-d522-70f0-a127-fa7750fa822e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018986
StatusPUBLIC

Content hashes

Canonical text9eef04cc37d20ed077db6580f4750bc85b9b25af10ac03f29322720490b1189c
Markdowna641a8c3761751b0ff17c58b0eb022b44f5efbb7eb12f58c21ee88963d353780
PDF
Publication pagefb910eb20cc854b6f633972de2d36525d96eaf32176f74b9780210fcf55495bf
Manifestcbbc0cde55bb240d35d0debf52ac3e8d6e8c62dfa48ef8a08d81846f84ef50eb

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCNojygwpokvY6cdSomGX9tvpwOgVoQxVU/bCRyXKFl6Uu6LmnZ80IAS+OKg8XT4NshOD8ud3knWM2//rcXuDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:39.953453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018986
observed fb910eb20cc854b6f633972de2d36525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.936324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018986/manifest.json
observed cbbc0cde55bb240d35d0debf52ac3e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.919241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018986/publication.md
observed a641a8c3761751b0ff17c58b0eb022b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.900205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018986/publication.txt
observed 9eef04cc37d20ed077db6580f4750bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.